213065240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7577}}^1$

素因数の和:7644

約数の個数: 64

約数和(自身を含む): 518335200

約数和(自身を除く): 305269960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 5624, 7030, 7577, 14060, 15154, 28120, 30308, 37885, 60616, 75770, 143963, 151540, 280349, 287926, 303080, 560698, 575852, 719815, 1121396, 1151704, 1401745, 1439630, 2242792, 2803490, 2879260, 5326631, 5606980, 5758520, 10653262, 11213960, 21306524, 26633155, 42613048, 53266310, 106532620, 213065240]

約数ペア:

[(1, 213065240), (2, 106532620), (4, 53266310), (5, 42613048), (8, 26633155), (10, 21306524), (19, 11213960), (20, 10653262), (37, 5758520), (38, 5606980), (40, 5326631), (74, 2879260), (76, 2803490), (95, 2242792), (148, 1439630), (152, 1401745), (185, 1151704), (190, 1121396), (296, 719815), (370, 575852), (380, 560698), (703, 303080), (740, 287926), (760, 280349), (1406, 151540), (1480, 143963), (2812, 75770), (3515, 60616), (5624, 37885), (7030, 30308), (7577, 28120), (14060, 15154)]